v3.26.3
Fair Value Measurement - Changes in Level 3 Recurring Measurements (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Net derivative receivables:          
Fair value, beginning balance $ (1,148) $ (2,072) $ (3,077) $ (2,981)  
Total realized/unrealized gains/(losses) 531 191 5,864 4,074  
Purchases 613 348 1,693 1,305  
Sales (946) (774) (3,490) (2,892)  
Settlements 12 (617) (1,945) (2,076)  
Transfers into level 3 (145) 160 (253) (138)  
Transfers (out of) level 3 (206) 173 (81) 117  
Fair value, ending balance (1,289) (2,591) (1,289) (2,591)  
Change in unrealized gains/(losses) related to financial instruments held $ 1,451 (1) $ 1,906 2,309  
Level 3 Rollforward Supplemental Data          
Level 3 assets as a percentage of total firm assets at fair value 1.00%   1.00%   1.00%
Level 3 liabilities as a percentage of total firm liabilities at fair value 7.00%   7.00%   9.00%
Deposits          
Liabilities:          
Fair value, beginning balance $ 1,367 2,099 $ 2,356 2,185  
Total realized/unrealized (gains)/losses (15) 10 (91) 172  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Issuances 166 734 637 1,357  
Settlements (69) (263) (1,202) (1,099)  
Transfers into level 3 0 0 79 0  
Transfers (out of) level 3 (24) (52) (354) (87)  
Fair value, ending balance 1,425 2,528 1,425 2,528  
Change in unrealized (gains)/losses related to financials instruments held (19) 10 (98) 160  
Short-term borrowings          
Liabilities:          
Fair value, beginning balance 5,527 4,136 5,558 3,476  
Total realized/unrealized (gains)/losses 288 164 558 368  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Issuances 3,140 2,655 10,165 6,674  
Settlements (3,701) (2,364) (11,042) (5,898)  
Transfers into level 3 21 16 45 35  
Transfers (out of) level 3 (54) (53) (63) (101)  
Fair value, ending balance 5,221 4,554 5,221 4,554  
Change in unrealized (gains)/losses related to financials instruments held 209 120 0 166  
Trading liabilities – debt and equity instruments          
Liabilities:          
Fair value, beginning balance 349 72 326 46  
Total realized/unrealized (gains)/losses (24) (2) (5) (16)  
Purchases (288) (15) (295) (22)  
Sales 12 60 29 106  
Issuances 0 0 0 0  
Settlements 0 0 (3) (1)  
Transfers into level 3 34 12 42 38  
Transfers (out of) level 3 0 (29) (11) (53)  
Fair value, ending balance 83 98 83 98  
Change in unrealized (gains)/losses related to financials instruments held 2 1 88 9  
Accounts payable and other liabilities          
Liabilities:          
Fair value, beginning balance 46 40 38 76  
Total realized/unrealized (gains)/losses 3 (7) 12 (10)  
Purchases 0 0 (5) 0  
Sales 40 0 43 1  
Issuances 0 0 0 0  
Settlements 0 0 0 0  
Transfers into level 3 0 0 1 0  
Transfers (out of) level 3 0 0 0 (34)  
Fair value, ending balance 89 33 89 33  
Change in unrealized (gains)/losses related to financials instruments held 3 (7) 13 (10)  
Long-term debt          
Liabilities:          
Fair value, beginning balance 54,654 41,664 46,673 34,564  
Total realized/unrealized (gains)/losses (597) 1,918 1,869 4,151  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Issuances 11,347 7,566 32,070 22,307  
Settlements (8,022) (7,327) (22,096) (16,264)  
Transfers into level 3 86 198 346 383  
Transfers (out of) level 3 (900) (265) (2,294) (1,387)  
Fair value, ending balance 56,568 43,754 56,568 43,754  
Change in unrealized (gains)/losses related to financials instruments held (766) 1,797 525 3,452  
DVA for fair value option elected liabilities          
Level 3 Rollforward Supplemental Data          
Unrealized (gains)/losses on liabilities recorded in OCI (32) 198 (311) 189  
Interest rate          
Net derivative receivables:          
Fair value, beginning balance 3,496 1,431 1,306 301  
Total realized/unrealized gains/(losses) (5) 210 411 1,200  
Purchases 110 47 169 170  
Sales (99) (52) (312) (253)  
Settlements (180) (52) 1,575 152  
Transfers into level 3 (42) (33) 56 (88)  
Transfers (out of) level 3 (65) (46) 10 23  
Fair value, ending balance 3,215 1,505 3,215 1,505  
Change in unrealized gains/(losses) related to financial instruments held 82 259 1,001 1,120  
Credit          
Net derivative receivables:          
Fair value, beginning balance (2,170) (808) (1,135) (363)  
Total realized/unrealized gains/(losses) 444 (402) 1,442 (660)  
Purchases 52 10 104 87  
Sales (18) (3) (63) (10)  
Settlements (394) 2 (2,431) (126)  
Transfers into level 3 (37) (22) (102) (160)  
Transfers (out of) level 3 5 (9) 67 0  
Fair value, ending balance (2,118) (1,232) (2,118) (1,232)  
Change in unrealized gains/(losses) related to financial instruments held 389 (485) (59) (684)  
Foreign exchange          
Net derivative receivables:          
Fair value, beginning balance 391 340 305 20  
Total realized/unrealized gains/(losses) 341 120 406 685  
Purchases 33 67 165 158  
Sales (50) (126) (242) (366)  
Settlements 58 (98) 68 (60)  
Transfers into level 3 (52) 93 60 187  
Transfers (out of) level 3 7 (66) (34) (294)  
Fair value, ending balance 728 330 728 330  
Change in unrealized gains/(losses) related to financial instruments held 272 87 (318) 329  
Equity          
Net derivative receivables:          
Fair value, beginning balance (2,862) (3,204) (3,537) (2,866)  
Total realized/unrealized gains/(losses) (228) 315 3,544 2,641  
Purchases 412 215 1,234 838  
Sales (727) (551) (2,631) (2,085)  
Settlements 386 (495) (1,409) (2,160)  
Transfers into level 3 32 115 (225) (84)  
Transfers (out of) level 3 (97) 291 (60) 402  
Fair value, ending balance (3,084) (3,314) (3,084) (3,314)  
Change in unrealized gains/(losses) related to financial instruments held 686 167 1,250 1,307  
Commodity          
Net derivative receivables:          
Fair value, beginning balance (3) 169 (16) (73)  
Total realized/unrealized gains/(losses) (21) (52) 61 208  
Purchases 6 9 21 52  
Sales (52) (42) (242) (178)  
Settlements 142 26 252 118  
Transfers into level 3 (46) 7 (42) 7  
Transfers (out of) level 3 (56) 3 (64) (14)  
Fair value, ending balance (30) 120 (30) 120  
Change in unrealized gains/(losses) related to financial instruments held 22 (29) 32 237  
Total mortgage-backed securities          
Assets:          
Fair value, beginning balance 243 377 312 503  
Total realized/unrealized gains/(losses) 3 0 7 16  
Purchases 0 0 5 31  
Sales (5) (29) (60) (172)  
Settlements (11) (13) (35) (43)  
Transfers into level 3 0 0 1 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 230 335 230 335  
Change in unrealized gains/(losses) related to financial instruments held (2) 1 (3) 0  
Mortgage-backed securities, U.S. GSEs and government agencies          
Assets:          
Fair value, beginning balance 238 365 307 488  
Total realized/unrealized gains/(losses) (2) 1 0 14  
Purchases 0 0 1 31  
Sales 0 (29) (49) (166)  
Settlements (11) (13) (35) (43)  
Transfers into level 3 0 0 1 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 225 324 225 324  
Change in unrealized gains/(losses) related to financial instruments held (2) 2 (3) 3  
Mortgage-backed securities, Residential - nonagency          
Assets:          
Fair value, beginning balance 5 5 5 5  
Total realized/unrealized gains/(losses) 5 0 7 6  
Purchases 0 0 4 0  
Sales (5) 0 (11) (6)  
Settlements 0 0 0 0  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 5 5 5 5  
Change in unrealized gains/(losses) related to financial instruments held 0 0 0 0  
Mortgage-backed securities, Commercial - nonagency          
Assets:          
Fair value, beginning balance 0 7 0 10  
Total realized/unrealized gains/(losses) 0 (1) 0 (4)  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Settlements 0 0 0 0  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 0 6 0 6  
Change in unrealized gains/(losses) related to financial instruments held 0 (1) 0 (3)  
Trading liabilities – debt and equity instruments          
Assets:          
Fair value, beginning balance 3,616 2,285 2,794 2,442  
Total realized/unrealized gains/(losses) (66) (4) (44) 25  
Purchases 456 838 1,921 2,134  
Sales (433) (516) (1,036) (1,576)  
Settlements (764) (51) (899) (276)  
Transfers into level 3 317 292 833 859  
Transfers (out of) level 3 (405) (155) (848) (919)  
Fair value, ending balance 2,721 2,689 2,721 2,689  
Change in unrealized gains/(losses) related to financial instruments held (17) 112 102 274  
Total debt instruments          
Assets:          
Fair value, beginning balance 2,808 1,848 2,182 2,144  
Total realized/unrealized gains/(losses) (23) (21) 49 51  
Purchases 350 538 1,624 1,598  
Sales (389) (435) (864) (1,353)  
Settlements (669) (37) (707) (194)  
Transfers into level 3 245 267 398 632  
Transfers (out of) level 3 (310) (98) (670) (816)  
Fair value, ending balance 2,012 2,062 2,012 2,062  
Change in unrealized gains/(losses) related to financial instruments held (31) (20) (29) 1  
Obligations of U.S. states and municipalities          
Assets:          
Fair value, beginning balance 5 1 1 1  
Total realized/unrealized gains/(losses) 0 0 24 0  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Settlements 0 0 0 0  
Transfers into level 3 0 0 10 0  
Transfers (out of) level 3 0 0 (30) 0  
Fair value, ending balance 5 1 5 1  
Change in unrealized gains/(losses) related to financial instruments held 0 0 0 0  
Certificates of deposit, bankers’ acceptances and commercial paper          
Assets:          
Fair value, beginning balance 9 0 0 0  
Total realized/unrealized gains/(losses) 0 0 9 0  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Settlements (9) 0 (9) 0  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 0 0 0 0  
Change in unrealized gains/(losses) related to financial instruments held 0 0 0 0  
Non-U.S. government debt securities          
Assets:          
Fair value, beginning balance 797 205 245 152  
Total realized/unrealized gains/(losses) (34) (6) 56 30  
Purchases 33 124 665 295  
Sales (28) (102) (193) (285)  
Settlements (588) 0 (588) (1)  
Transfers into level 3 3 0 28 54  
Transfers (out of) level 3 (22) (2) (52) (26)  
Fair value, ending balance 161 219 161 219  
Change in unrealized gains/(losses) related to financial instruments held (33) (5) 4 26  
Corporate debt securities          
Assets:          
Fair value, beginning balance 508 385 454 390  
Total realized/unrealized gains/(losses) 5 11 3 20  
Purchases 51 68 172 196  
Sales (20) (19) (88) (156)  
Settlements (1) 0 (2) (10)  
Transfers into level 3 1 9 10 22  
Transfers (out of) level 3 (19) 0 (24) (8)  
Fair value, ending balance 525 454 525 454  
Change in unrealized gains/(losses) related to financial instruments held 5 11 4 20  
Loans          
Assets:          
Fair value, beginning balance 1,175 868 1,143 1,088  
Total realized/unrealized gains/(losses) 26 (26) (27) (15)  
Purchases 266 346 737 1,074  
Sales (336) (275) (523) (730)  
Settlements (60) (24) (72) (140)  
Transfers into level 3 223 258 331 556  
Transfers (out of) level 3 (269) (96) (564) (782)  
Fair value, ending balance 1,025 1,051 1,025 1,051  
Change in unrealized gains/(losses) related to financial instruments held 22 (27) (11) (45)  
Asset-backed securities          
Assets:          
Fair value, beginning balance 71 12 27 10  
Total realized/unrealized gains/(losses) (23) 0 (23) 0  
Purchases 0 0 45 2  
Sales 0 (10) 0 (10)  
Settlements 0 0 (1) 0  
Transfers into level 3 18 0 18 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 66 2 66 2  
Change in unrealized gains/(losses) related to financial instruments held (23) 0 (23) 0  
Equity securities          
Assets:          
Fair value, beginning balance 175 196 138 62  
Total realized/unrealized gains/(losses) 11 (8) (171) (39)  
Purchases 24 19 98 231  
Sales (44) (81) (171) (223)  
Settlements 0 0 (4) 0  
Transfers into level 3 70 23 372 147  
Transfers (out of) level 3 (34) (50) (60) (79)  
Fair value, ending balance 202 99 202 99  
Change in unrealized gains/(losses) related to financial instruments held 24 11 129 8  
Physical commodities          
Assets:          
Fair value, beginning balance 24 24 30 26  
Total realized/unrealized gains/(losses) (5) (3) 30 (3)  
Purchases 2 0 13 0  
Sales 0 0 (1) 0  
Settlements (5) (4) (56) (6)  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 16 17 16 17  
Change in unrealized gains/(losses) related to financial instruments held (4) (3) 30 3  
Other          
Assets:          
Fair value, beginning balance 609 217 444 210  
Total realized/unrealized gains/(losses) (49) 28 48 16  
Purchases 80 281 186 305  
Sales 0 0 0 0  
Settlements (90) (10) (132) (76)  
Transfers into level 3 2 2 63 80  
Transfers (out of) level 3 (61) (7) (118) (24)  
Fair value, ending balance 491 511 491 511  
Change in unrealized gains/(losses) related to financial instruments held (6) 124 (28) 262  
Total available-for-sale securities          
Assets:          
Fair value, beginning balance 109 99 111 8  
Total realized/unrealized gains/(losses) 1 2 5 1  
Purchases 0 0 0 92  
Sales 0 0 0 0  
Settlements 0 0 0 0  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 (6) 0  
Fair value, ending balance 110 101 110 101  
Change in unrealized gains/(losses) related to financial instruments held 1 2 9 1  
Commercial – nonagency          
Assets:          
Fair value, beginning balance 0 7 3 8  
Total realized/unrealized gains/(losses) 0 0 (3) (1)  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Settlements 0 0 0 0  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 0 7 0 7  
Change in unrealized gains/(losses) related to financial instruments held 0 0 0 (1)  
Corporate debt securities          
Assets:          
Fair value, beginning balance 109 92 108 0  
Total realized/unrealized gains/(losses) 1 2 8 2  
Purchases 0 0 0 92  
Sales 0 0 0 0  
Settlements 0 0 0 0  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 (6) 0  
Fair value, ending balance 110 94 110 94  
Change in unrealized gains/(losses) related to financial instruments held 1 2 9 2  
Loans          
Assets:          
Fair value, beginning balance 2,908 2,252 3,062 2,416  
Total realized/unrealized gains/(losses) (1) 24 144 198  
Purchases 343 201 954 331  
Sales (191) (5) (729) (133)  
Settlements (843) (140) (1,624) (755)  
Transfers into level 3 403 303 1,236 908  
Transfers (out of) level 3 (211) (141) (635) (471)  
Fair value, ending balance 2,408 2,494 2,408 2,494  
Change in unrealized gains/(losses) related to financial instruments held (10) 7 108 13  
Mortgage servicing rights          
Assets:          
Fair value, beginning balance 9,156 8,996 9,167 9,121  
Total realized/unrealized gains/(losses) 654 31 798 (43)  
Purchases 222 348 597 823  
Sales 3 1 7 8  
Settlements (260) (266) (794) (799)  
Transfers into level 3 0 0 0 0  
Transfers (out of) level 3 0 0 0 0  
Fair value, ending balance 9,775 9,110 9,775 9,110  
Change in unrealized gains/(losses) related to financial instruments held 654 31 798 (43)  
Other assets          
Assets:          
Fair value, beginning balance 1,128 1,403 1,047 1,344  
Total realized/unrealized gains/(losses) 25 8 52 19  
Purchases 44 280 123 349  
Sales 0 (14) (5) (66)  
Settlements (20) (46) (40) (70)  
Transfers into level 3 0 4 1 95  
Transfers (out of) level 3 0 (255) (1) (291)  
Fair value, ending balance 1,177 1,380 1,177 1,380  
Change in unrealized gains/(losses) related to financial instruments held $ 25 $ 45 $ 48 $ 38